/Engine/Source/Runtime/MovieScene/Public/Evaluation/MovieSceneEvaluationTree.h
Start iterating this tree from the specified lower boundary
A bi-directional iterator that is set to the unique range that overlaps the specified lowerbound
[FMovieSceneEvaluationTreeRangeIterator](API\Runtime\MovieScene\Evaluation\FMovieSceneEvaluationTreeRangeIt-) IterateFromLowerBound ( [TRangeBound](API\Runtime\Core\Math\TRangeBound)< [FFrameNumber](API\Runtime\Core\Misc\FFrameNumber) > InStartingLowerBound ) const